from tkinter import *

X=int(input('Введите начальную координату X: '))
Y=int(input('Введите начальную координату точки Y: '))
N=int(input('Введите коэфициент увеличения N: '))

coords = [0, 0, 10, 0, 10, 10, 20, 10, 20, 30, 10, 30, 10, 20, 0, 20]

if N==0 and X>=0 and X<=500 and Y>=0 and Y<=500:
  pass
else:
  if N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 20*N+X<=500 and 20*N+Y<=500:
    pass
  else:
    if N < 0 and 20*N+X>=0 and 20*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
      pass
    else:
      print('Размер фигуры превышает максимальный размер поля')
      exit()

root = Tk()

root['bg'] = '#fafafa'
root.title("ИТ марафон")
root.geometry("500x500")

root.resizable(width=False, height=False)

canvas = Canvas(root, width=500, height=500)
canvas.pack(anchor=CENTER,expand=1)

canvas.create_polygon(coords[0] *N+X, coords[1] *N+Y,
                      coords[2] *N+X, coords[3] *N+Y,
                      coords[4] *N+X, coords[5] *N+Y,
                      coords[6] *N+X, coords[7] *N+Y,
                      coords[8] *N+X, coords[9] *N+Y,
                      coords[10]*N+X, coords[11]*N+Y,
                      coords[12]*N+X, coords[13]*N+Y,
                      coords[14]*N+X, coords[15]*N+Y)


root.mainloop()














